package com.kittlen.managementSystem.service;

import com.baomidou.mybatisplus.extension.service.IService;

import java.util.Map;

/**
 * <p>
 *  服务类
 * </p>
 *
 * @author kittlen
 * @since 2021-02-05
 */
public interface ICountService extends IService<Map> {
    Map<String,Integer> countByStudent();
    Map<String,Integer> countByCoach();
    Map<String,Integer> countByVehicle();
}
